package bboss.org.apache.velocity.util.introspection;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/**
* Method used for regular method invocation
*
* $foo.bar()
*
*
* @author <a href="mailto:geirm@optonline.net">Geir Magnusson Jr.</a>
* @version $Id: VelMethod.java 510625 2007-02-22 19:06:28Z nbubna $
*/
public interface VelMethod
{
/**
* invocation method - called when the method invocation should be
* performed and a value returned
* @param o
* @param params
* @return The resulting object.
* @throws Exception
*/
public Object invoke(Object o, Object[] params)
throws Exception;
/**
* specifies if this VelMethod is cacheable and able to be
* reused for this class of object it was returned for
*
* @return true if can be reused for this class, false if not
*/
public boolean isCacheable();
/**
* returns the method name used
* @return The method name used
*/
public String getMethodName();
/**
* returns the return type of the method invoked
* @return The return type of the method invoked
*/
public Class getReturnType();
}